Visio Professional and Visio Standard 2013 (32 and 64-bit) are available through the Vanderbilt Software Store (**http://softwarestore.vanderbilt.edu**) under the “Departments/Microsoft” tab.
Microsoft strongly recommends the use of 32-bit (x86) versions of Office 2013, Project 2013, and Visio 2013 applications as the default option for all platforms. Learn more about deployment considerations for x64 and x86 at TechNet (**http://technet.microsoft.com/library/ee681792(v=office.15)**.